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Finding the Fourth Proportional to 544,024.64, 817,414.72 and 344,438.88

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Solution

The fourth proportional to 544,024.64, 817,414.72 and 344,438.88 is: 517,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,024.64 : 817,414.72 = 344,438.88 : x
  2. Step 2: Convert to fraction form
    544,024.64/817,414.72 = 344,438.88/x
  3. Step 3: Cross multiply
    544,024.64x = 817,414.72 × 344,438.88
  4. Step 4: Simplify right side
    544,024.64x = 281,549,410,652.31
  5. Step 5: Solve for x
    x = 281,549,410,652.31/544,024.64
  6. Step 6: Final answer
    x = 517,530.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.